I-55 weather conditions near Festus, Missouri
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Current Weather Conditions
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7 day weather forecast
Current condition: NA°F 2025-06-26T04:31:36-00:00 - Tonight 2025-06-25, Mostly Clear. Mostly clear, with a low around 75. Southwest wind 3 to 5 mph.
Thursday 2025-06-26, Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 96. Heat index values as high as 106. Southwest wind 5 to 8 mph.
- Thursday Night 2025-06-26, Mostly Clear. Mostly clear, with a low around 76. Southwest wind 5 to 7 mph.
Friday 2025-06-27, Sunny then Chance T-storms. A 30 percent chance of showers and thunderstorms after 1pm. Increasing clouds, with a high near 95. Heat index values as high as 105. Southwest wind 3 to 6 mph.
Friday Night 2025-06-27, Chance T-storms. A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 73. Southwest wind around 5 mph becoming calm in the evening.
Saturday 2025-06-28, Chance T-storms. A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 94.Saturday Night 2025-06-28, Mostly Cloudy then Chance T-storms. A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73.
- Sunday 2025-06-29, Chance T-storms. A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 95.
Sunday Night 2025-06-29, Chance T-storms. A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 73.Monday 2025-06-30, Chance Showers then Chance T-storms. A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 92.
- Monday Night 2025-06-30, Chance T-storms. A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Tuesday 2025-07-01, Chance Showers. A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Tuesday Night 2025-07-01, Partly Cloudy. Partly cloudy, with a low around 68.Wednesday 2025-07-02, Mostly Sunny then Slight Chance Showers. A 20 percent chance of showers. Mostly sunny, with a high near 90.